00490 a2200169 4500 658.56 SRI 29488 51793 Sri Lanka Standards Institution SLS ISO 19011 2011 guidelines for audition management systems 2nd Colombo 08 Sri Lanka Standards Institution 2011 2011 48p. 30cm ISO standards Auditing management systems SLS ISO 19011 : 2011 PR 56003 56003 0 0 0 0 REF MKDL MKDL REF 2013-12-06 0 658.56SRI 66714 2013-12-06 00:00:00 0.00 2016-10-31 PR